/// <summary>
/// 取得所有圖表引擎資訊
/// </summary>
/// <returns>返回值:ChartEngineInformation類別的陣列</returns>
public ChartEngineInformation[] GetChartEngineInformations()
{
ChartEngineInformation[] cChartEngineInfos = null;
lock (__cChartEngineInfos) {
int iCount = __cChartEngineInfos.Count;
cChartEngineInfos = new ChartEngineInformation[iCount];
__cChartEngineInfos.Values.CopyTo(cChartEngineInfos, 0);
}
return(cChartEngineInfos);
}
/// <summary>
/// 建立 Painter 繪製引擎抽象類別
/// </summary>
/// <param name="handle">控制項 handle</param>
/// <param name="engineInformation">圖表引擎資訊類別</param>
/// <returns>返回值: AbstractPaintEngine 繪製引擎抽象類別</returns>
public AbstractPaintEngine CreatePainter(IntPtr handle, ChartEngineInformation engineInformation)
{
AbstractPaintEngine cPaintEngine = null;
if (engineInformation != null)
{
Assembly cAssembly = Assembly.LoadFile(Path.GetFullPath(engineInformation.Location));
Type cType = cAssembly.GetType(engineInformation.ChartEngine);
cPaintEngine = Activator.CreateInstance(cType, handle) as AbstractPaintEngine;
}
return(cPaintEngine);
}
/// <summary>
/// 更新圖表引擎資訊
/// </summary>
/// <param name="chartDirectory">圖表引擎資料夾</param>
public void Refresh(string chartDirectory)
{
string[] sDllFiles = Directory.GetFiles(chartDirectory, "*.dll");
int iLength = sDllFiles.Length;
if (iLength > 0)
{
for (int i = 0; i < iLength; i++)
{
string sDllFile = sDllFiles[i];
string sAssembly = Path.GetFileNameWithoutExtension(sDllFile);
FileVersionInfo cFileInfo = FileVersionInfo.GetVersionInfo(sDllFile);
ChartEngineInformation cChartEngineInfo = null;
lock (__cChartEngineInfos) {
if (!__cChartEngineInfos.TryGetValue(sAssembly, out cChartEngineInfo))
{
string sChartEngine = null;
Assembly cAssembly = Assembly.LoadFile(Path.GetFullPath(sDllFile));
Type[] cTypes = cAssembly.GetTypes();
foreach (Type cType in cTypes)
{
if (CheckAbstractOrderService(cType))
{
sChartEngine = cType.FullName;
break;
}
}
cChartEngineInfo = new ChartEngineInformation();
cChartEngineInfo.ChartEngine = sChartEngine;
__cChartEngineInfos.Add(sAssembly, cChartEngineInfo);
}
}
//更新圖表引擎資訊
cChartEngineInfo.Company = cFileInfo.CompanyName;
cChartEngineInfo.Description = cFileInfo.Comments;
cChartEngineInfo.FileVersion = cFileInfo.FileVersion;
cChartEngineInfo.ModuleName = sAssembly;
cChartEngineInfo.Location = sDllFile;
cChartEngineInfo.ProductVersion = cFileInfo.ProductVersion;
}
}
}
/// <summary>
/// 建構子
/// </summary>
/// <param name="context">繪製圖表內容的目標元件</param>
/// <param name="chartEngine">圖表引擎資訊(ZChart 要使用的圖表引擎模組資訊)</param>
public ZChart(Control context, ChartEngineInformation chartEngine)
{
__cChartRect = context.ClientRectangle;
__cPainter = PaintManager.Manager.CreatePainter(context.Handle, chartEngine);
__cLayers = new List <Layer>(8);
__cStatus = new InputDeviceStatus();
__cBehavior = new Behavior(this, context, __cStatus);
__cBehavior.SetCustomActions(__cPainter.GetActions());
__cContext = context;
__cContext.Paint += context_onPaint;
__cContext.Resize += context_onResize;
__cContext.KeyDown += Context_onKeyDown;
__cContext.KeyUp += Context_onKeyUp;
__cContext.MouseUp += context_onMouseUp;
__cContext.MouseDown += context_onMouseDown;
__cContext.MouseMove += context_onMouseMove;
__cContext.MouseWheel += context_onMouseWheel;
}
